Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Atomic Force Microscopy01:08

Atomic Force Microscopy

3.6K
Atomic force microscopy (AFM) is a type of scanning probe microscopy that can analyze topographic details of various specimens like ceramics, glass, polymers, and biological samples. AFM offers over 1000 times more resolution than the optical imaging system. Images generated from AFM are three-dimensional surface profiles, offering an advantage over the flat, two-dimensional images from other imaging techniques.
The AFM Probe
The probe is regarded as the heart of any AFM setup and comprises the...
3.6K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A Mesopore-Confined and Graphene Oxide-Localized Ruthenium Catalyst Increases Rates of Mid-Chain Polyolefin Hydrogenolysis.

Journal of the American Chemical Society·2026
Same author

Inactivation of PETase at Interfaces Inhibits PET Plastic Depolymerization.

ACS sustainable chemistry & engineering·2026
Same author

Dual-Stage Improvement with Domain Adaptation for Cross-Subject Epileptic Seizure Prediction.

International journal of neural systems·2026
Same author

[Patient-specific electroencephalography epileptic seizure prediction method using global dynamic multi-scale spatio-temporal features].

Sheng wu yi xue gong cheng xue za zhi = Journal of biomedical engineering = Shengwu yixue gongchengxue zazhi·2026
Same author

Single-shot and reference-free measurement to characterize symmetry superposed optical vortices.

Applied optics·2026
Same author

The impact of achievement goal orientations on perceived stress: the moderating role of proactive personality.

Frontiers in psychology·2026
Same journal

Synthesis of covalent organic frameworks and plasmon-assisted exfoliation for enhanced solar hydrogen production.

Journal of colloid and interface science·2026
Same journal

Efficient hydrogen production and anti-coking via reforming of waste plastics by oxygen vacancy promoted plasma-catalysis.

Journal of colloid and interface science·2026
Same journal

Lanthanum-modulated hollow CuO nanofibers enable selective CO<sub>2</sub> electroreduction to multicarbon products at high current densities.

Journal of colloid and interface science·2026
Same journal

Tris(vinyl dimethylsilyl) phosphate: Enhancing interface stability in high-voltage Li-ion batteries at elevated temperatures.

Journal of colloid and interface science·2026
Same journal

Electron-donor modulated built-in electric fields in Ni<sub>2</sub>P/MoS<sub>2</sub> Heterostructures for accelerated sodium storage kinetics.

Journal of colloid and interface science·2026
Same journal

Porous flexible structure mediated synergistic boost of built-in electric field and photothermal effect for enhanced photocatalysis.

Journal of colloid and interface science·2026
See all related articles

Related Experiment Video

Updated: Oct 4, 2025

Monitoring Protein Adsorption with Solid-state Nanopores
08:51

Monitoring Protein Adsorption with Solid-state Nanopores

Published on: December 2, 2011

13.7K

Probing surface-adsorbate interactions through active particle dynamics.

Benjamin Greydanus1, Mohammad Saleheen2, Haichao Wu1

  • 1Department of Chemical and Biological Engineering, University of Colorado, Boulder, 596 UCB, Boulder, CO 80309, United States.

Journal of Colloid and Interface Science
|February 2, 2022
PubMed
Summary
This summary is machine-generated.

Researchers used catalytic Janus particles to measure how molecules block platinum surfaces. This method quantifies surface coverage and adsorption affinity, advancing catalysis research.

Keywords:
Active particlesAdsorptionCatalysisSurface coverage

More Related Videos

Quantitative and Qualitative Examination of Particle-particle Interactions Using Colloidal Probe Nanoscopy
13:15

Quantitative and Qualitative Examination of Particle-particle Interactions Using Colloidal Probe Nanoscopy

Published on: July 18, 2014

11.2K
In situ FTIR Spectroscopy as a Tool for Investigation of Gas/Solid Interaction: Water-Enhanced CO2 Adsorption in UiO-66 Metal-Organic Framework
11:38

In situ FTIR Spectroscopy as a Tool for Investigation of Gas/Solid Interaction: Water-Enhanced CO2 Adsorption in UiO-66 Metal-Organic Framework

Published on: February 1, 2020

16.2K

Related Experiment Videos

Last Updated: Oct 4, 2025

Monitoring Protein Adsorption with Solid-state Nanopores
08:51

Monitoring Protein Adsorption with Solid-state Nanopores

Published on: December 2, 2011

13.7K
Quantitative and Qualitative Examination of Particle-particle Interactions Using Colloidal Probe Nanoscopy
13:15

Quantitative and Qualitative Examination of Particle-particle Interactions Using Colloidal Probe Nanoscopy

Published on: July 18, 2014

11.2K
In situ FTIR Spectroscopy as a Tool for Investigation of Gas/Solid Interaction: Water-Enhanced CO2 Adsorption in UiO-66 Metal-Organic Framework
11:38

In situ FTIR Spectroscopy as a Tool for Investigation of Gas/Solid Interaction: Water-Enhanced CO2 Adsorption in UiO-66 Metal-Organic Framework

Published on: February 1, 2020

16.2K

Area of Science:

  • Catalysis
  • Surface Science
  • Nanotechnology

Background:

  • Adsorbate molecules can block catalytic sites, impacting reaction efficiency.
  • Measuring surface coverage (adsorption isotherms) is crucial for catalyst design.
  • Existing methods struggle to measure adsorption relevant to real-time catalytic conditions.

Purpose of the Study:

  • To develop a novel method for measuring effective surface coverage of adsorbates on catalytic surfaces.
  • To determine the adsorption affinity and behavior of different molecules (thioglycerol, furfural, ethanol) on platinum.
  • To correlate surface coverage with catalytic activity using self-propelled Janus particles.

Main Methods:

  • Utilized catalytic Janus particles propelled by hydrogen peroxide decomposition.
  • Measured the decrease in particle motion as a function of adsorbate concentration to determine surface coverage.
  • Compared effective coverage with total adsorbed amount using inductively-coupled plasma analysis.
  • Analyzed adsorption isotherms and temperature-dependent data to extract thermodynamic properties.

Main Results:

  • Successfully measured effective surface coverage for thioglycerol, furfural, and ethanol over four orders of magnitude in surface affinity.
  • Demonstrated that adsorbate-mediated motion attenuation follows Langmuir isotherm behavior.
  • Quantified adsorption affinities (Ka) and maximum fractional surface coverages (θmax) for each adsorbate.
  • Correlated surface coverage with adsorption energies and identified potential active site populations.

Conclusions:

  • Self-propelled Janus particles offer a powerful tool for studying fundamental catalysis and adsorption phenomena.
  • The method provides experimentally accessible, multidisciplinary insights into surface interactions.
  • Results advance the understanding of catalyst poisoning and surface site utilization.